Home / 471,265,776,752.80-650,342,464,139.28-257,409,602,672.80

Finding the Fourth Proportional to 471,265,776,752.80, 650,342,464,139.28 and 257,409,602,672.80

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Solution

The fourth proportional to 471,265,776,752.80, 650,342,464,139.28 and 257,409,602,672.80 is: 355,222,898,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,265,776,752.80 : 650,342,464,139.28 = 257,409,602,672.80 : x
  2. Step 2: Convert to fraction form
    471,265,776,752.80/650,342,464,139.28 = 257,409,602,672.80/x
  3. Step 3: Cross multiply
    471,265,776,752.80x = 650,342,464,139.28 × 257,409,602,672.80
  4. Step 4: Simplify right side
    471,265,776,752.80x = 167,404,395,295,341,740,556,288
  5. Step 5: Solve for x
    x = 167,404,395,295,341,740,556,288/471,265,776,752.80
  6. Step 6: Final answer
    x = 355,222,898,740.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.